Every home needs an electronics expert - someone who can decide whether it makes sense to buy the latest equipment. If you are a gadget fanatic our Electronics catalog is your dream destination. If you are still stuck on the basics our elaborate product specifications will guide you through the purchasing features. 150 Series 9V Power Adapter Power Supply. Allows eLock to be connected to an AC system eliminating the need for AA batteries.Specifications. Black color. Country of origin United States. Plastic wire construction. 9 V. AllWelded assembled or unassembled. 1 year warranty. Dimensions: 3" x 2.25" x 3" Weight 2 pounds